CN216801656U - Quantitative pouring device - Google Patents
Quantitative pouring device Download PDFInfo
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- CN216801656U CN216801656U CN202220063904.9U CN202220063904U CN216801656U CN 216801656 U CN216801656 U CN 216801656U CN 202220063904 U CN202220063904 U CN 202220063904U CN 216801656 U CN216801656 U CN 216801656U
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Abstract
The application provides a quantitative pouring device, relates to metal extrusion casting technical field. The quantitative pouring device comprises a pouring mold, a positioning frame, a conductive rod, a regulating part, a pouring mechanism and a controller, wherein the pouring mold is provided with a containing cavity for containing molten metal; the positioning frame is used for supporting above the casting mold and provided with a positioning hole, and the positioning hole penetrates through the positioning frame along the height direction; the current-conducting rod penetrates through the positioning hole, can ascend and descend relative to the positioning hole and can be inserted into the accommodating cavity; the adjusting piece is supported on the positioning frame and used for driving the conductive rod to lift; the pouring mechanism is used for pouring molten metal into the accommodating cavity; the controller is used for receiving an electric signal of a loop formed by the electric contact between the conductive rod and the molten metal in the accommodating cavity and controlling the pouring mechanism to stop pouring the molten metal into the accommodating cavity according to the electric signal. The accuracy of molten metal quantitative pouring can be improved.
Description
Technical Field
The application relates to the technical field of metal extrusion casting, in particular to a quantitative pouring device.
Background
The accuracy of the quantitative pouring of liquid metal is of particular significance for metal squeeze casting processes. In particular, for most direct ram extrusion forms, neither risers nor cakes are provided, and the poured liquid metal forms the casting body. The height of the cast is directly determined by the amount of casting. The more accurate the quantitative pouring is, the smaller the casting height deviation is, and the smaller the machining allowance of the part is.
The prior liquid metal pouring mostly uses a mechanical transmission ladle to replace manual work for quantitative pouring, and the quantitative method mainly depends on the volume of molten metal, namely the volume of the ladle. The device has a simple structure, but the accuracy is not high, and if a slag skimming procedure possibly takes away part of molten metal, the molten metal cast actually is too little; in addition, if the molten metal sticks to the ladle, it may cause too little molten metal to be actually poured.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a quantitative pouring device, which can improve the accuracy of molten metal quantitative pouring.
The embodiment of the application is realized as follows:
the embodiment of the application provides a quantitative pouring device, includes:
the casting mold is provided with a containing cavity for containing molten metal;
the positioning frame is used for supporting above the casting mold and provided with positioning holes, and the positioning holes penetrate through the positioning frame along the height direction;
the conductive rod penetrates through the positioning hole, can lift relative to the positioning hole and can be inserted into the accommodating cavity;
the adjusting piece is supported on the positioning frame and used for driving the conductive rod to lift;
the pouring mechanism is used for pouring molten metal into the accommodating cavity; and
and the controller is used for receiving an electric signal of a loop formed by the electric contact of the conductive rod and the molten metal in the accommodating cavity and controlling the pouring mechanism to stop pouring the molten metal into the accommodating cavity according to the electric signal.
In the technical scheme, during use, the preset liquid level of the molten metal is determined according to the preset molten metal pouring amount, the regulating part is supported on the positioning frame, the conductive rod is driven to ascend and descend by the regulating part to be regulated to the target position of the accommodating cavity, the bottom end of the conductive rod is flush with the preset liquid level, the molten metal is poured into the accommodating cavity of the pouring mold through the pouring mechanism, when the poured molten metal reaches the preset liquid level, the conductive rod is in contact with the molten metal to form a loop, and after the controller receives the electric signal, the pouring mechanism is controlled to stop pouring the molten metal into the accommodating cavity, so that the molten metal in the accommodating cavity is kept at the preset liquid level, and the accuracy of quantitative pouring of the molten metal is improved.
In one possible embodiment, the quantitative pouring device comprises a power supply, one of the positive pole and the negative pole of the power supply is electrically connected with the controller, the other is electrically connected with the pouring mold, and the controller is electrically connected with the conductive rod, so that when the conductive rod is in contact with molten metal, the power supply, the controller, the conductive rod, the molten metal and the pouring mold can form a conductive loop.
In the technical scheme, when the conducting rod is in contact with the molten metal, the power supply, the controller, the conducting rod, the molten metal and the pouring mold form a conducting loop, the controller is in a working state in the conducting loop, and the pouring mechanism is controlled to stop pouring the molten metal into the accommodating cavity, so that the molten metal in the accommodating cavity is kept at a preset liquid level, and the accuracy of quantitative pouring of the molten metal is improved.
In a possible embodiment, the quantitative pouring device further comprises a prompter, and the prompter is electrically connected with the controller.
In the above technical scheme, because the prompter is electrically connected with the controller, when the conductive rod is in contact with the molten metal, the prompter is also in the conductive loop, so that a prompting effect can be achieved.
In one possible embodiment, the annunciator includes at least one of a light annunciator and a voice annunciator.
In above-mentioned technical scheme, light prompting device can send light in order to indicate when the conducting rod contacts with the metal liquid, and voice prompting device can send sound in order to indicate when the conducting rod contacts with the metal liquid.
In a possible embodiment, the quantitative pouring device comprises a first driving member for driving the adjusting member to rotate, the adjusting member is in threaded connection with the conducting rod, and the positioning hole is configured to limit the conducting rod to rotate so that the conducting rod can be driven to ascend and descend when the adjusting member rotates.
In above-mentioned technical scheme, rotate through first driving piece drive regulating part, because regulating part and conducting rod threaded connection, the locating hole can restrict the conducting rod and rotate, then turns into the elevating movement of conducting rod when regulating part rotates.
In a possible embodiment, the outer wall of one end of the power output shaft of the first driving member is provided with a first bevel gear along the circumferential direction, the power output shaft of the first driving member is perpendicular to the axial direction of the conductive rod, the adjusting member is supported on the positioning frame, and the outer wall of the adjusting member is provided with a second bevel gear engaged with the first bevel gear along the circumferential direction, so that the rotation of the first driving member can drive the adjusting member to rotate along the axial direction of the conductive rod.
In the above technical scheme, because the power output shaft of the first driving member is perpendicular to the axial direction of the conductive rod, and the first bevel gear of the first driving member is meshed with the second bevel gear of the adjusting member, the adjusting member can be driven to rotate along the axial direction of the conductive rod when the first driving member rotates.
In one possible embodiment, the wall of the positioning hole is provided with a limiting protrusion for limiting the rotation of the conductive rod in the positioning hole.
In a possible embodiment, the pouring mechanism comprises a pouring container and a second driving member, the second driving member is in signal connection with the controller, the pouring container is provided with a pouring opening, and a power output end of the second driving member is connected with a side wall of the pouring container and used for driving the pouring container to rotate so as to control whether the pouring container pours the metal liquid to the pouring mold.
In the above technical solution, since the second driving member is in signal connection with the controller, the controller can control the operation of the second driving member. The power take off end of second driving piece is connected with pouring container's lateral wall, and can drive pouring container and rotate, then when second driving piece drive pouring container rotated to certain angle, can be so that the molten metal pours into to pouring mold's the holding die cavity from the sprue gate, and when pouring container rotated certain angle again, the molten metal can not flow from the sprue gate, can stop pouring molten metal.
In a possible embodiment, the device further comprises a third driving member, and a power output end of the third driving member is connected with the second driving member and is used for driving the second driving member to move transversely.
In above-mentioned technical scheme, through third driving piece drive second driving piece lateral shifting, can remove the pouring container to other positions from directly over the casting die, also can move the pouring container to directly over the casting die to conveniently pour the molten metal, remove the pouring container after having poured the molten metal and conveniently carry out subsequent squeeze casting technique.
In one possible embodiment, the conductive rod is made of an alloy material.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural view of a quantitative pouring device according to an embodiment of the present application;
FIG. 2 is a schematic structural view of another quantitative pouring device according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of another quantitative pouring device according to an embodiment of the present application.
Icon: 10-quantitative pouring device; 11-casting a mould; 111-a containment cavity; 112-molten metal; 12-a positioning frame; 121-positioning holes; 13-a conductive rod; 14-an adjustment member; 141-second taper teeth; 15-a casting mechanism; 151-casting container; 1511-pouring gate; 152-a second drive member; 161-a controller; 162-a power source; 163-light reminder; 164-a voice prompter; 171-a first drive member; 1711-a first bevel gear; 173-support member.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is to be noted that the terms "center", "upper", "lower", "lateral", "inner", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally found in use of products of the application, are merely used for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Examples
Referring to fig. 1, the present embodiment provides a quantitative pouring device 10, which includes a pouring mold 11, a positioning frame 12, a conductive rod 13, an adjusting member 14, a pouring mechanism 15, and a controller 161.
The casting mold 11 has a receiving cavity 111 for receiving molten metal 112, and the positioning frame 12 is supported above the casting mold 11. For example, the positioning frame 12 is lapped on the upper surface of the casting mold 11 such that the positioning frame 12 has a certain distance from the bottom wall of the receiving cavity 111.
The positioning frame 12 is provided with a positioning hole 121, the positioning hole 121 penetrates through the positioning frame 12 along the height direction, and the conductive rod 13 penetrates through the positioning hole 121, can ascend and descend relative to the positioning hole 121, and can be inserted into the accommodating cavity 111. Wherein, the adjusting member 14 is supported on the positioning frame 12 and used for driving the conductive rod 13 to lift.
The pouring mechanism 15 is used for pouring the molten metal 112 into the accommodating cavity 111, and the controller 161 is used for receiving an electrical signal of the conducting rod 13 electrically contacting the molten metal 112 in the accommodating cavity 111 to form a loop, and controlling the pouring mechanism 15 to stop pouring the molten metal 112 into the accommodating cavity 111 according to the electrical signal.
When the molten metal 112 needs to be poured into the accommodating cavity 111, the positioning frame 12 is supported on the pouring mold 11, the preset liquid level of the molten metal 112 is determined according to the pouring amount of the preset molten metal 112, because the adjusting piece 14 is supported on the positioning frame 12, the conductive rod 13 is driven by the adjusting piece 14 to lift and adjust to the target position of the accommodating cavity 111, so that the bottom end of the conductive rod 13 is flush with the preset liquid level, the molten metal 112 is poured into the accommodating cavity 111 of the pouring mold 11 through the pouring mechanism 15, when the poured molten metal 112 reaches the preset liquid level, the conductive rod 13 is in contact with the molten metal 112 to form a loop, after receiving the electric signal, the controller 161 controls the pouring mechanism 15 to stop pouring the molten metal 112 into the accommodating cavity 111, so that the molten metal 112 in the accommodating cavity 111 is kept at the preset liquid level, and further improves the accuracy of quantitative pouring of the molten metal 112, the problem that the pouring quantity of the molten metal 112 is not accurate enough due to slag skimming operation or adhesion of the molten metal 112 to the pouring mechanism 15 can be avoided. After the casting is finished, the positioning frame 12 is removed together with the conductive rod 13 and the adjusting piece 14, so that the subsequent extrusion casting process is facilitated.
It should be noted that, the manner in which the controller 161 can receive the electrical signal after the conductive rod 13 is in contact with the molten metal 112 to form a loop is various, and the embodiment of the present application is not limited thereto. In one possible embodiment, the quantitative pouring device 10 includes a power source 162, one of a positive pole and a negative pole of the power source 162 is electrically connected with the controller 161, the other is electrically connected with the pouring mold 11, and the controller 161 is electrically connected with the conductive rod 13, so that when the conductive rod 13 is in contact with the molten metal 112, the power source 162, the controller 161, the conductive rod 13, the molten metal 112 and the pouring mold 11 can form a conductive loop. Illustratively, the electrical connection is made by a wire.
The casting mold 11 has a conductive property, and the casting mold 11 is made of an alloy material, such as a stainless steel material, for example, it is understood that the material of the casting mold 11 may also be a simple metal, such as copper, iron, and the like. The material of the casting mold 11 is a high-temperature resistant material, and can withstand, for example, 1800 ℃. The material of the casting mold 11 may be selected according to the temperature requirement, as long as it is conductive.
When the conductive rod 13 is in contact with the molten metal 112, the power supply 162, the controller 161, the conductive rod 13, the molten metal 112 and the pouring mold 11 form a conductive loop, the controller 161 is in a working state in the conductive loop, and the pouring mechanism 15 is controlled to stop pouring the molten metal 112 into the accommodating cavity 111, so that the molten metal 112 in the accommodating cavity 111 is kept at a preset liquid level, and the accuracy of quantitative pouring of the molten metal 112 is improved.
The quantitative pouring device 10 further includes a reminder, which is electrically connected to the controller 161, and may be connected in series or in parallel, for example.
Since the prompter is connected in series or in parallel with the controller 161, when the conductive rod 13 is in contact with the molten metal 112, the prompter is also in a conductive loop, so that a prompting effect can be achieved.
Illustratively, the annunciators include at least one of a light annunciator 163 and a voice annunciator 164. The light prompter 163 can emit light to prompt when the conductive rod 13 is in contact with the molten metal 112, and the voice prompter 164 can emit sound to prompt when the conductive rod 13 is in contact with the molten metal 112.
When both the light prompter 163 and the voice prompter 164 are used, the light prompter 163 and the voice prompter 164 may be connected in series with the controller 161 (see fig. 2), one of the light prompter 163 and the voice prompter 164 may be connected in series with the controller 161, and the other may be connected in parallel with the controller 161, or the light prompter 163 and the voice prompter 164 may be connected in series and then connected in parallel with the controller 161 (see fig. 3).
The way of lifting the conductive rod 13 by the adjuster 14 is various, and for example, the adjuster 14 may be configured as an air cylinder, and the air cylinder can drive the conductive rod 13 to lift. In a possible embodiment, the quantitative pouring device 10 comprises a first driving member 171, the first driving member 171 is used for driving the adjusting member 14 to rotate, the adjusting member 14 is in threaded connection with the conductive rod 13, and the positioning hole 121 is configured to limit the conductive rod 13 to rotate, so that the conductive rod 13 can be driven to lift and lower when the adjusting member 14 rotates.
The first driving member 171 drives the adjusting member 14 to rotate, and since the adjusting member 14 is in threaded connection with the conductive rod 13, the positioning hole 121 can limit the rotation of the conductive rod 13, and the rotation of the adjusting member 14 is converted into the lifting movement of the conductive rod 13.
Illustratively, the wall of the positioning hole 121 has a limiting protrusion for limiting the rotation of the conductive rod 13 in the positioning hole 121, but the conductive rod 13 can be lifted and lowered by moving up and down the positioning hole 121 first.
Illustratively, one end of the outer wall of the power output shaft of the first driving member 171 is provided with a first bevel tooth 1711 along the circumferential direction, the power output shaft of the first driving member 171 is perpendicular to the axial direction of the conductive rod 13, the adjusting member 14 is supported on the positioning frame 12, and the outer wall of the adjusting member 14 is provided with a second bevel tooth 141 engaged with the first bevel tooth 1711 along the circumferential direction, so that the rotation of the first driving member 171 can drive the adjusting member 14 to rotate along the axial direction of the conductive rod 13.
Since the power output shaft of the first driving member 171 is perpendicular to the axial direction of the conductive rod 13, and the first bevel tooth 1711 of the first driving member 171 is engaged with the second bevel tooth 141 of the adjusting member 14, the first driving member 171 can drive the adjusting member 14 to rotate along the axial direction of the conductive rod 13 when rotating. Illustratively, the first driving member 171 is rotatably supported on the positioning frame 12 by a supporting member 173. Alternatively, the first driving member 171 is a motor, a speed reducer, or the like.
It should be noted that, in other embodiments, the adjusting member 14 may also be implemented to rotate along the axial direction of the conductive rod 13 through other structures, for example, the outer wall of the adjusting member 14 is provided with external teeth, and then a worm is provided to be meshed with the external teeth of the adjusting member 14, the extending direction of the worm is perpendicular to the axial direction of the conductive rod 13, and the adjusting member 14 is driven to rotate by the rotation of the worm, which is not limited in the specific manner of implementing the rotation of the adjusting member 14 in this application.
Further, in a possible embodiment, the pouring mechanism 15 includes a pouring container 151 and a second driving member 152, the second driving member 152 is in signal connection with the controller 161, the pouring container 151 has a pouring port 1511, and a power output end of the second driving member 152 is connected with a side wall of the pouring container 151 for driving the pouring container 151 to rotate to control whether the pouring container 151 pours the molten metal 112 into the pouring mold 11.
The power output end of the second driving element 152 is connected with the side wall of the pouring container 151 and can drive the pouring container 151 to rotate, so that when the second driving element 152 drives the pouring container 151 to rotate to a certain angle, the molten metal 112 can be poured into the accommodating cavity 111 of the pouring mold 11 from the pouring port 1511, and when the pouring container 151 rotates to a certain angle again, the molten metal 112 cannot flow out from the pouring port 1511, and the pouring of the molten metal 112 can be stopped. Since the second driving member 152 is in signal connection with the controller 161, the controller 161 can control the operation of the second driving member 152, thereby controlling whether the casting container 151 pours the molten metal 112 into the casting mold 11. The second driving member 152 is illustratively a driving motor, or other structure capable of rotating the pouring container 151.
Further, in a possible embodiment, the quantitative pouring device 10 further comprises a third driving member, and a power output end of the third driving member is connected with the second driving member 152 for driving the second driving member 152 to move transversely. The third driving member may be a cylinder or a hydraulic cylinder.
Through the lateral shifting of third driving piece drive second driving piece 152, can remove pouring container 151 to other positions from directly over casting die 11, also can move pouring container 151 to directly over casting die 11 to conveniently pour molten metal 112, remove pouring container 151 after having poured molten metal 112 in order to conveniently carry out subsequent extrusion casting process.
In conclusion, the quantitative pouring device 10 according to the embodiment of the present application can improve the accuracy of quantitative pouring of the molten metal 112.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A quantitative pouring device, comprising:
the casting mold is provided with a containing cavity for containing molten metal;
the positioning frame is used for supporting above the casting mold and provided with a positioning hole which penetrates through the positioning frame along the height direction;
the current-conducting rod penetrates through the positioning hole, can lift relative to the positioning hole and can be inserted into the accommodating cavity;
the adjusting piece is supported on the positioning frame and used for driving the conductive rod to lift;
the pouring mechanism is used for pouring molten metal into the accommodating cavity; and
and the controller is used for receiving an electric signal of a loop formed by the electric contact between the conducting rod and the molten metal in the accommodating cavity and controlling the pouring mechanism to stop pouring the molten metal into the accommodating cavity according to the electric signal.
2. The quantitative pouring device according to claim 1, wherein the quantitative pouring device comprises a power supply, one of a positive pole and a negative pole of the power supply is electrically connected with the controller, the other is electrically connected with the pouring mold, and the controller is electrically connected with the conductive rod, so that when the conductive rod is in contact with the molten metal, the power supply, the controller, the conductive rod, the molten metal and the pouring mold can form a conductive loop.
3. A quantitative pouring device according to claim 2, further comprising a reminder, wherein the reminder is electrically connected to the controller.
4. A dosing device as claimed in claim 3, wherein the indicator comprises at least one of a light indicator and a voice indicator.
5. A quantitative pouring device according to any one of claims 1 to 4, wherein the quantitative pouring device comprises a first driving member for driving the adjusting member to rotate, the adjusting member is in threaded connection with the conductive rod, and the positioning hole is configured to limit the conductive rod to rotate, so that the conductive rod can be driven to lift and lower when the adjusting member rotates.
6. The quantitative pouring device as claimed in claim 5, wherein an outer wall of one end of the power output shaft of the first driving member is provided with a first bevel gear along a circumferential direction, the power output shaft of the first driving member is perpendicular to the axial direction of the conductive rod, the adjusting member is supported on the positioning frame, and the outer wall of the adjusting member is provided with a second bevel gear engaged with the first bevel gear along the circumferential direction, so that the rotation of the first driving member can drive the adjusting member to rotate along the axial direction of the conductive rod.
7. A quantitative pouring device according to claim 5, wherein the wall of the positioning hole is provided with a limiting protrusion for limiting the rotation of the conductive rod in the positioning hole.
8. A quantitative pouring device according to any one of claims 1 to 4, wherein the pouring mechanism comprises a pouring container and a second driving member, the second driving member is in signal connection with the controller, the pouring container is provided with a pouring port, and a power output end of the second driving member is connected with a side wall of the pouring container and is used for driving the pouring container to rotate so as to control whether the pouring container pours molten metal into the pouring mold or not.
9. The quantitative pouring device of claim 8, further comprising a third driving member, wherein a power output end of the third driving member is connected with the second driving member for driving the second driving member to move transversely.
10. A quantitative pouring device according to any one of claims 1 to 4, wherein said conductive rod is made of an alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220063904.9U CN216801656U (en) | 2022-01-11 | 2022-01-11 | Quantitative pouring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220063904.9U CN216801656U (en) | 2022-01-11 | 2022-01-11 | Quantitative pouring device |
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| Publication Number | Publication Date |
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| CN216801656U true CN216801656U (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220063904.9U Active CN216801656U (en) | 2022-01-11 | 2022-01-11 | Quantitative pouring device |
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| CN (1) | CN216801656U (en) |
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